arm: am57xx: cl-som-am57x: add initial board support
Features supported :
* Serial console
* SPI Flash
* MMC/SD Card
* eMMC storage
* SATA
* PCA9555 - GPIO expander over I2C5 bus
* USB
Use spl alternate boot device feature to define fallback to
the main boot device as it is defined by hardware.
Signed-off-by: Dmitry Lifshitz <lifshitz@compulab.co.il>
[uri.mashiach@compulab.co.il: Adjust to v2016.11]
Signed-off-by: Uri Mashiach <uri.mashiach@compulab.co.il>
Acked-by: Igor Grinberg <grinberg@compulab.co.il>
diff --git a/board/compulab/cl-som-am57x/Kconfig b/board/compulab/cl-som-am57x/Kconfig
new file mode 100644
index 0000000..85fc9a1
--- /dev/null
+++ b/board/compulab/cl-som-am57x/Kconfig
@@ -0,0 +1,12 @@
+if TARGET_CL_SOM_AM57X
+
+config SYS_BOARD
+ default "cl-som-am57x"
+
+config SYS_VENDOR
+ default "compulab"
+
+config SYS_CONFIG_NAME
+ default "cl-som-am57x"
+
+endif
diff --git a/board/compulab/cl-som-am57x/MAINTAINERS b/board/compulab/cl-som-am57x/MAINTAINERS
new file mode 100644
index 0000000..e0195f4
--- /dev/null
+++ b/board/compulab/cl-som-am57x/MAINTAINERS
@@ -0,0 +1,6 @@
+CL-SOM-AM57x BOARD
+M: Uri Mashiach <uri.mashiach@compulab.co.il>
+S: Maintained
+F: board/compulab/cl-som-am57x/
+F: include/configs/cl-som-am57x.h
+F: configs/cl-som-am57x_defconfig
diff --git a/board/compulab/cl-som-am57x/Makefile b/board/compulab/cl-som-am57x/Makefile
new file mode 100644
index 0000000..0c59781
--- /dev/null
+++ b/board/compulab/cl-som-am57x/Makefile
@@ -0,0 +1,15 @@
+#
+# Makefile
+#
+# (C) Copyright 2016 CompuLab, Ltd. <www.compulab.co.il>
+#
+# Author: Dmitry Lifshitz <lifshitz@compulab.co.il>
+#
+# SPDX-License-Identifier: GPL-2.0+
+#
+
+ifdef CONFIG_SPL_BUILD
+obj-y += spl.o mux.o
+else
+obj-y += cl-som-am57x.o mux.o
+endif
diff --git a/board/compulab/cl-som-am57x/cl-som-am57x.c b/board/compulab/cl-som-am57x/cl-som-am57x.c
new file mode 100644
index 0000000..4bad644
--- /dev/null
+++ b/board/compulab/cl-som-am57x/cl-som-am57x.c
@@ -0,0 +1,62 @@
+/*
+ * Board functions for CompuLab cl_som_am57x board
+ *
+ * (C) Copyright 2016 CompuLab, Ltd. http://compulab.co.il/
+ *
+ * Author: Dmitry Lifshitz <lifshitz@compulab.co.il>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <palmas.h>
+#include <usb.h>
+#include <asm/gpio.h>
+#include <asm/arch/mmc_host_def.h>
+#include <asm/arch/sys_proto.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+const struct omap_sysinfo sysinfo = {
+ "Board: CL-SOM-AM57x\n"
+};
+
+int board_init(void)
+{
+ /* Disable PMIC Powerhold feature, DEV_CTRL.DEV_ON = 1 */
+ palmas_i2c_write_u8(TPS65903X_CHIP_P1, 0xA0, 0x1);
+
+ gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100;
+
+ return 0;
+}
+
+#ifdef CONFIG_GENERIC_MMC
+#define SB_SOM_CD_GPIO 187
+#define SB_SOM_WP_GPIO 188
+
+int board_mmc_init(bd_t *bis)
+{
+ int ret0, ret1;
+
+ ret0 = omap_mmc_init(0, 0, 0, SB_SOM_CD_GPIO, SB_SOM_WP_GPIO);
+ if (ret0)
+ printf("cl-som-am57x: failed to initialize mmc0\n");
+
+ ret1 = omap_mmc_init(1, 0, 0, -1, -1);
+ if (ret1)
+ printf("cl-som-am57x: failed to initialize mmc1\n");
+
+ return ret0 && ret1;
+}
+#endif /* CONFIG_GENERIC_MMC */
+
+#ifdef CONFIG_USB_XHCI_OMAP
+int board_usb_init(int index, enum usb_init_type init)
+{
+ setbits_le32((*prcm)->cm_l3init_usb_otg_ss1_clkctrl,
+ OTG_SS_CLKCTRL_MODULEMODE_HW | OPTFCLKEN_REFCLK960M);
+
+ return 0;
+}
+#endif /* CONFIG_USB_XHCI_OMAP */
diff --git a/board/compulab/cl-som-am57x/mux.c b/board/compulab/cl-som-am57x/mux.c
new file mode 100644
index 0000000..625cbc1
--- /dev/null
+++ b/board/compulab/cl-som-am57x/mux.c
@@ -0,0 +1,100 @@
+/*
+ * Pinmux configuration for CompuLab CL-SOM-AM57x board
+ *
+ * (C) Copyright 2016 CompuLab, Ltd. http://compulab.co.il/
+ *
+ * Author: Dmitry Lifshitz <lifshitz@compulab.co.il>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+#include <asm/arch/sys_proto.h>
+#include <asm/arch/mux_dra7xx.h>
+
+/* Serial console */
+static const struct pad_conf_entry cl_som_am57x_padconf_console[] = {
+ {UART3_RXD, (FSC | IEN | PDIS | PTU | M0)}, /* UART3_RXD */
+ {UART3_TXD, (FSC | IEN | PDIS | PTU | M0)}, /* UART3_TXD */
+};
+
+/* PMIC I2C */
+static const struct pad_conf_entry cl_som_am57x_padconf_pmic[] = {
+ {MCASP1_ACLKR, (IEN | PEN | M10)}, /* MCASP1_ACLKR.I2C4_SDA */
+ {MCASP1_FSR, (IEN | PEN | M10)}, /* MCASP1_FSR.I2C4_SCL */
+};
+
+/* Green GPIO led */
+static const struct pad_conf_entry cl_som_am57x_padconf_green_led[] = {
+ {GPMC_A15, (IDIS | PDIS | PTD | M14)}, /* GPMC_A15.GPIO2_5 */
+};
+
+/* MMC/SD Card */
+static const struct pad_conf_entry cl_som_am57x_padconf_sd_card[] = {
+ {MMC1_CLK, (IEN | PDIS | PTU | M0) }, /* MMC1_CLK */
+ {MMC1_CMD, (IEN | PDIS | PTU | M0) }, /* MMC1_CMD */
+ {MMC1_DAT0, (IEN | PDIS | PTU | M0) }, /* MMC1_DAT0 */
+ {MMC1_DAT1, (IEN | PDIS | PTU | M0) }, /* MMC1_DAT1 */
+ {MMC1_DAT2, (IEN | PDIS | PTU | M0) }, /* MMC1_DAT2 */
+ {MMC1_DAT3, (IEN | PDIS | PTU | M0) }, /* MMC1_DAT3 */
+ {MMC1_SDCD, (IEN | PEN | M14)}, /* MMC1_SDCD */
+ {MMC1_SDWP, (IEN | PEN | M14)}, /* MMC1_SDWP */
+};
+
+/* WiFi - must be in the safe mode on boot */
+static const struct pad_conf_entry cl_som_am57x_padconf_wifi[] = {
+ {UART1_CTSN, (IEN | M15)}, /* UART1_CTSN */
+ {UART1_RTSN, (IEN | M15)}, /* UART1_RTSN */
+ {UART2_RXD, (IEN | M15)}, /* UART2_RXD */
+ {UART2_TXD, (IEN | M15)}, /* UART2_TXD */
+ {UART2_CTSN, (IEN | M15)}, /* UART2_CTSN */
+ {UART2_RTSN, (IEN | M15)}, /* UART2_RTSN */
+};
+
+/* QSPI */
+static const struct pad_conf_entry cl_som_am57x_padconf_qspi[] = {
+ {GPMC_A13, (IEN | PEN | M1)}, /* GPMC_A13.QSPI1_RTCLK */
+ {GPMC_A18, (IEN | PEN | M1)}, /* GPMC_A18.QSPI1_SCLK */
+ {GPMC_A16, (IEN | PEN | M1)}, /* GPMC_A16.QSPI1_D0 */
+ {GPMC_A17, (IEN | PEN | M1)}, /* GPMC_A17.QSPI1_D1 */
+ {GPMC_CS2, (IEN | PDIS | PTU | M1)}, /* GPMC_CS2.QSPI1_CS0 */
+};
+
+/* GPIO Expander I2C */
+static const struct pad_conf_entry cl_som_am57x_padconf_i2c_gpio[] = {
+ {MCASP1_AXR0, (IEN | PEN | M10)}, /* MCASP1_AXR0.I2C5_SDA */
+ {MCASP1_AXR1, (IEN | PEN | M10)}, /* MCASP1_AXR1.I2C5_SCL */
+};
+
+/* eMMC internal storage */
+static const struct pad_conf_entry cl_som_am57x_padconf_emmc[] = {
+ {GPMC_A19, (IEN | PDIS | PTU | M1)}, /* GPMC_A19.MMC2_DAT4 */
+ {GPMC_A20, (IEN | PDIS | PTU | M1)}, /* GPMC_A20.MMC2_DAT5 */
+ {GPMC_A21, (IEN | PDIS | PTU | M1)}, /* GPMC_A21.MMC2_DAT6 */
+ {GPMC_A22, (IEN | PDIS | PTU | M1)}, /* GPMC_A22.MMC2_DAT7 */
+ {GPMC_A23, (IEN | PDIS | PTU | M1)}, /* GPMC_A23.MMC2_CLK */
+ {GPMC_A24, (IEN | PDIS | PTU | M1)}, /* GPMC_A24.MMC2_DAT0 */
+ {GPMC_A25, (IEN | PDIS | PTU | M1)}, /* GPMC_A25.MMC2_DAT1 */
+ {GPMC_A26, (IEN | PDIS | PTU | M1)}, /* GPMC_A26.MMC2_DAT2 */
+ {GPMC_A27, (IEN | PDIS | PTU | M1)}, /* GPMC_A27.MMC2_DAT3 */
+ {GPMC_CS1, (IEN | PDIS | PTU | M1)}, /* GPMC_CS1.MMC2_CMD */
+};
+
+/* usb1_drvvbus */
+static const struct pad_conf_entry cl_som_am57x_padconf_usb[] = {
+ {USB1_DRVVBUS, (M0 | FSC) }, /* USB1_DRVVBUS.USB1_DRVVBUS */
+};
+
+#define SET_MUX(mux_array) do_set_mux32((*ctrl)->control_padconf_core_base, \
+ mux_array, ARRAY_SIZE(mux_array))
+
+void set_muxconf_regs(void)
+{
+ SET_MUX(cl_som_am57x_padconf_console);
+ SET_MUX(cl_som_am57x_padconf_pmic);
+ SET_MUX(cl_som_am57x_padconf_green_led);
+ SET_MUX(cl_som_am57x_padconf_sd_card);
+ SET_MUX(cl_som_am57x_padconf_wifi);
+ SET_MUX(cl_som_am57x_padconf_qspi);
+ SET_MUX(cl_som_am57x_padconf_i2c_gpio);
+ SET_MUX(cl_som_am57x_padconf_emmc);
+ SET_MUX(cl_som_am57x_padconf_usb);
+}
diff --git a/board/compulab/cl-som-am57x/spl.c b/board/compulab/cl-som-am57x/spl.c
new file mode 100644
index 0000000..855678f
--- /dev/null
+++ b/board/compulab/cl-som-am57x/spl.c
@@ -0,0 +1,234 @@
+/*
+ * SPL data and initialization for CompuLab CL-SOM-AM57x board
+ *
+ * (C) Copyright 2016 CompuLab, Ltd. http://compulab.co.il/
+ *
+ * Author: Uri Mashiach <uri.mashiach@compulab.co.il>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <asm/emif.h>
+#include <asm/omap_common.h>
+#include <asm/arch/sys_proto.h>
+
+static const struct dmm_lisa_map_regs cl_som_am57x_lisa_regs = {
+ .dmm_lisa_map_3 = 0x80740300,
+ .is_ma_present = 0x1
+};
+
+void emif_get_dmm_regs(const struct dmm_lisa_map_regs **dmm_lisa_regs)
+{
+ *dmm_lisa_regs = &cl_som_am57x_lisa_regs;
+}
+
+static const struct emif_regs cl_som_am57x_emif1_ddr3_532mhz_emif_regs = {
+ .sdram_config_init = 0x61852332,
+ .sdram_config = 0x61852332,
+ .sdram_config2 = 0x00000000,
+ .ref_ctrl = 0x000040f1,
+ .ref_ctrl_final = 0x00001040,
+ .sdram_tim1 = 0xeeef36f3,
+ .sdram_tim2 = 0x348f7fda,
+ .sdram_tim3 = 0x027f88a8,
+ .read_idle_ctrl = 0x00050000,
+ .zq_config = 0x1007190b,
+ .temp_alert_config = 0x00000000,
+ .emif_ddr_phy_ctlr_1_init = 0x0034400b,
+ .emif_ddr_phy_ctlr_1 = 0x0e34400b,
+ .emif_ddr_ext_phy_ctrl_1 = 0x04040100,
+ .emif_ddr_ext_phy_ctrl_2 = 0x00740074,
+ .emif_ddr_ext_phy_ctrl_3 = 0x00780078,
+ .emif_ddr_ext_phy_ctrl_4 = 0x007c007c,
+ .emif_ddr_ext_phy_ctrl_5 = 0x007b007b,
+ .emif_rd_wr_lvl_rmp_win = 0x00000000,
+ .emif_rd_wr_lvl_rmp_ctl = 0x80000000,
+ .emif_rd_wr_lvl_ctl = 0x00000000,
+ .emif_rd_wr_exec_thresh = 0x00000305
+};
+
+/* Ext phy ctrl regs 1-35 */
+static const u32 cl_som_am57x_emif1_ddr3_ext_phy_ctrl_regs[] = {
+ 0x10040100,
+ 0x00740074,
+ 0x00780078,
+ 0x007c007c,
+ 0x007b007b,
+ 0x00800080,
+ 0x00360036,
+ 0x00340034,
+ 0x00360036,
+ 0x00350035,
+ 0x00350035,
+
+ 0x01ff01ff,
+ 0x01ff01ff,
+ 0x01ff01ff,
+ 0x01ff01ff,
+ 0x01ff01ff,
+
+ 0x00430043,
+ 0x003e003e,
+ 0x004a004a,
+ 0x00470047,
+ 0x00400040,
+
+ 0x00000000,
+ 0x00600020,
+ 0x40011080,
+ 0x08102040,
+
+ 0x00400040,
+ 0x00400040,
+ 0x00400040,
+ 0x00400040,
+ 0x00400040,
+ 0x0,
+ 0x0,
+ 0x0,
+ 0x0,
+ 0x0
+};
+
+static const struct emif_regs cl_som_am57x_emif2_ddr3_532mhz_emif_regs = {
+ .sdram_config_init = 0x61852332,
+ .sdram_config = 0x61852332,
+ .sdram_config2 = 0x00000000,
+ .ref_ctrl = 0x000040f1,
+ .ref_ctrl_final = 0x00001040,
+ .sdram_tim1 = 0xeeef36f3,
+ .sdram_tim2 = 0x348f7fda,
+ .sdram_tim3 = 0x027f88a8,
+ .read_idle_ctrl = 0x00050000,
+ .zq_config = 0x1007190b,
+ .temp_alert_config = 0x00000000,
+ .emif_ddr_phy_ctlr_1_init = 0x0034400b,
+ .emif_ddr_phy_ctlr_1 = 0x0e34400b,
+ .emif_ddr_ext_phy_ctrl_1 = 0x04040100,
+ .emif_ddr_ext_phy_ctrl_2 = 0x00740074,
+ .emif_ddr_ext_phy_ctrl_3 = 0x00780078,
+ .emif_ddr_ext_phy_ctrl_4 = 0x007c007c,
+ .emif_ddr_ext_phy_ctrl_5 = 0x007b007b,
+ .emif_rd_wr_lvl_rmp_win = 0x00000000,
+ .emif_rd_wr_lvl_rmp_ctl = 0x80000000,
+ .emif_rd_wr_lvl_ctl = 0x00000000,
+ .emif_rd_wr_exec_thresh = 0x00000305
+};
+
+static const u32 cl_som_am57x_emif2_ddr3_ext_phy_ctrl_regs[] = {
+ 0x10040100,
+ 0x00820082,
+ 0x008b008b,
+ 0x00800080,
+ 0x007e007e,
+ 0x00800080,
+ 0x00370037,
+ 0x00390039,
+ 0x00360036,
+ 0x00370037,
+ 0x00350035,
+ 0x01ff01ff,
+ 0x01ff01ff,
+ 0x01ff01ff,
+ 0x01ff01ff,
+ 0x01ff01ff,
+ 0x00540054,
+ 0x00540054,
+ 0x004e004e,
+ 0x004c004c,
+ 0x00400040,
+
+ 0x00000000,
+ 0x00600020,
+ 0x40011080,
+ 0x08102040,
+
+ 0x00400040,
+ 0x00400040,
+ 0x00400040,
+ 0x00400040,
+ 0x00400040,
+ 0x0,
+ 0x0,
+ 0x0,
+ 0x0,
+ 0x0
+};
+
+static struct vcores_data cl_som_am57x_volts = {
+ .mpu.value[OPP_NOM] = VDD_MPU_DRA7_NOM,
+ .mpu.efuse.reg[OPP_NOM] = STD_FUSE_OPP_VMIN_MPU_NOM,
+ .mpu.efuse.reg_bits = DRA752_EFUSE_REGBITS,
+ .mpu.addr = TPS659038_REG_ADDR_SMPS12,
+ .mpu.pmic = &tps659038,
+
+ .eve.value[OPP_NOM] = VDD_EVE_DRA7_NOM,
+ .eve.value[OPP_OD] = VDD_EVE_DRA7_OD,
+ .eve.value[OPP_HIGH] = VDD_EVE_DRA7_HIGH,
+ .eve.efuse.reg[OPP_NOM] = STD_FUSE_OPP_VMIN_DSPEVE_NOM,
+ .eve.efuse.reg[OPP_OD] = STD_FUSE_OPP_VMIN_DSPEVE_OD,
+ .eve.efuse.reg[OPP_HIGH] = STD_FUSE_OPP_VMIN_DSPEVE_HIGH,
+ .eve.efuse.reg_bits = DRA752_EFUSE_REGBITS,
+ .eve.addr = TPS659038_REG_ADDR_SMPS45,
+ .eve.pmic = &tps659038,
+
+ .gpu.value[OPP_NOM] = VDD_GPU_DRA7_NOM,
+ .gpu.value[OPP_OD] = VDD_GPU_DRA7_OD,
+ .gpu.value[OPP_HIGH] = VDD_GPU_DRA7_HIGH,
+ .gpu.efuse.reg[OPP_NOM] = STD_FUSE_OPP_VMIN_GPU_NOM,
+ .gpu.efuse.reg[OPP_OD] = STD_FUSE_OPP_VMIN_GPU_OD,
+ .gpu.efuse.reg[OPP_HIGH] = STD_FUSE_OPP_VMIN_GPU_HIGH,
+ .gpu.efuse.reg_bits = DRA752_EFUSE_REGBITS,
+ .gpu.addr = TPS659038_REG_ADDR_SMPS6,
+ .gpu.pmic = &tps659038,
+
+ .core.value[OPP_NOM] = VDD_CORE_DRA7_NOM,
+ .core.efuse.reg[OPP_NOM] = STD_FUSE_OPP_VMIN_CORE_NOM,
+ .core.efuse.reg_bits = DRA752_EFUSE_REGBITS,
+ .core.addr = TPS659038_REG_ADDR_SMPS7,
+ .core.pmic = &tps659038,
+
+ .iva.value[OPP_NOM] = VDD_IVA_DRA7_NOM,
+ .iva.value[OPP_OD] = VDD_IVA_DRA7_OD,
+ .iva.value[OPP_HIGH] = VDD_IVA_DRA7_HIGH,
+ .iva.efuse.reg[OPP_NOM] = STD_FUSE_OPP_VMIN_IVA_NOM,
+ .iva.efuse.reg[OPP_OD] = STD_FUSE_OPP_VMIN_IVA_OD,
+ .iva.efuse.reg[OPP_HIGH] = STD_FUSE_OPP_VMIN_IVA_HIGH,
+ .iva.efuse.reg_bits = DRA752_EFUSE_REGBITS,
+ .iva.addr = TPS659038_REG_ADDR_SMPS8,
+ .iva.pmic = &tps659038,
+};
+
+void hw_data_init(void)
+{
+ *prcm = &dra7xx_prcm;
+ *dplls_data = &dra7xx_dplls;
+ *omap_vcores = &cl_som_am57x_volts;
+ *ctrl = &dra7xx_ctrl;
+}
+
+void emif_get_reg_dump(u32 emif_nr, const struct emif_regs **regs)
+{
+ switch (emif_nr) {
+ case 1:
+ *regs = &cl_som_am57x_emif1_ddr3_532mhz_emif_regs;
+ break;
+ case 2:
+ *regs = &cl_som_am57x_emif2_ddr3_532mhz_emif_regs;
+ break;
+ }
+}
+
+void emif_get_ext_phy_ctrl_const_regs(u32 emif_nr, const u32 **regs, u32 *size)
+{
+ switch (emif_nr) {
+ case 1:
+ *regs = cl_som_am57x_emif1_ddr3_ext_phy_ctrl_regs;
+ *size = ARRAY_SIZE(cl_som_am57x_emif1_ddr3_ext_phy_ctrl_regs);
+ break;
+ case 2:
+ *regs = cl_som_am57x_emif2_ddr3_ext_phy_ctrl_regs;
+ *size = ARRAY_SIZE(cl_som_am57x_emif2_ddr3_ext_phy_ctrl_regs);
+ break;
+ }
+}